subsidiary /ssb'sididn US: -dien; sab'sidiz￡ri/ adj ~ (to), serving as a help or support but not of first importance: 輔助的; 幫助的; 次要的; 附屬的： 0 ~ company, one that is controlled by a larger one. 附屬公司。 n (pl -ries) ~ company; ~ thing or person. 附屬公司; 輔助物; 協(xié)助者; 助手。